package com.g7.dsp.util.testcase;

import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.util.Enumeration;
import java.util.zip.ZipEntry;
import java.util.zip.ZipFile;

public class UnZipFiles {
	
	    public static void unZipFiles(String zipPath,String descDir)throws IOException{  
	        unZipFiles(new File(zipPath), descDir);  
	    }  
	    /** 
	     * 解压文件到指定目录 
	     * @param zipFile 
	     * @param descDir 
	     * @author isea533 
	     */  
	    @SuppressWarnings("rawtypes")  
	    public static void unZipFiles(File zipFile,String descDir)throws IOException{  
	        File pathFile = new File(descDir);  
	        if(!pathFile.exists()){  
	            pathFile.mkdirs();  
	        }  
	        ZipFile zip = new ZipFile(zipFile);  
	        for(Enumeration entries = zip.entries();entries.hasMoreElements();){  
	            ZipEntry entry = (ZipEntry)entries.nextElement();  
	            String zipEntryName = entry.getName();  
	            InputStream in = zip.getInputStream(entry);  
	            String outPath = (descDir+zipEntryName).replaceAll("\\*", "/");;  
	            //判断路径是否存在,不存在则创建文件路径  
	            File file = new File(outPath.substring(0, outPath.lastIndexOf('/')));  
	            if(!file.exists()){  
	                file.mkdirs();  
	            }  
	            //判断文件全路径是否为文件夹,如果是上面已经上传,不需要解压  
	            if(new File(outPath).isDirectory()){  
	                continue;  
	            }  
	            //输出文件路径信息  
	            System.out.println(outPath);  
	              
	            OutputStream out = new FileOutputStream(outPath);  
	            byte[] buf1 = new byte[1024];  
	            int len;  
	            while((len=in.read(buf1))>0){  
	                out.write(buf1,0,len);  
	            }  
	            in.close();  
	            out.close();  
	            }  
	        System.out.println("******************解压完毕********************");  
	    }  
}
